JPH0780440B2 - Seat belt device - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a seat belt device in which a three-point seat belt for a rear occupant can be attached to an automobile in which a rear vehicle body is covered with a hood cloth. is there.

(Prior Art) Conventionally, a two-point seat belt is generally provided as a seat belt in a rear seat of an automobile without a rear pillar, and a three-point seat belt is not used. Further, as a special example, in a vehicle body with a roll bar, as shown in FIG. 10, a bracket 3 is projected on the upper portion of a roll bar 2 fixed to the vehicle body 1, and an anchor 4 at a belt shoulder portion is fixed with a stopper 5. The seat belt retractor 7 is rotatably attached to the bracket 3, and the seat belt retractor 7 is attached to a position adjacent to the fixing member 6 that fixes the roll bar 2 to the vehicle body 1, and the seat belt 8 extended from the seat belt retractor 7 is provided in the hole of the anchor 4. It is conceivable that the edge of the cable is inserted to the predetermined location.

(Problems to be Solved by the Invention) When the three-point seat belt 8 is arranged using the roll bar 2, the attachment position of the anchor 4 is fixed. Therefore, anchor attachment depending on the seat position and body shape is performed. If the position cannot be adjusted and adjustment becomes necessary, either the height of the roll bar 2 or the mounting position of the bracket 3 needs to be changed, which provides flexibility in design and manufacturing. There was a problem of chipping.

In view of the above, an object of the present invention is to assemble the shoulder side anchor portion and the seat belt retractor together in the same frame body so that they can be removably attached to the vehicle body, thereby facilitating specification changes, seat position and body shape. The present invention provides a seatbelt device that solves the above-mentioned problems by making it possible to easily deal with the difference.

(Means for Solving Problems) As a means for solving the above problems, the present invention constitutes a seat belt device, and in forming a seat belt device, a base portion of a column having a shoulder anchor through which a seat belt is inserted and a seat belt. The retractor and the retractor are assembled in a single frame, and the frame is detachably attached to the vehicle body.

(Operation) With the above configuration, the present invention can easily provide seatbelt devices having different specifications depending on the seat position and body shape, and can easily attach the seatbelt device according to various specifications, especially the requirements of the export destination. Will be able to.

(Embodiment) An embodiment of the present invention will be described below with reference to FIGS. 1 to 9.

As a first embodiment of the seat belt device, as shown in FIG. 1, a box-shaped frame body 11 formed on the inner surface of the vehicle body 1 is detachably attached by a screw component 12. Supports 14 and 15 with shoulder anchors 13 attached to the top of the frame 11.
Make holes 16 and 17 for inserting the bases 14a and 15a of the
A seat belt withdrawing hole 20 is formed in a front corner portion at an intermediate position with respect to 17, through which a seat belt 19 fed from a seat belt retractor 18 incorporated in a frame body 11 penetrates. After inserting the bases 14a and 15a of the columns 14 and 15 into the holes 16 and 17 of the frame 11, the bases 14a and 15a of the columns 14 and 15 are welded to the inside of the frame 11. At least one of the columns 14 and 15 is at the top of the column 14.
Alternatively, the bends 15 are gathered in one place, the cover 21 is welded, and the shoulder anchor 13 is rotatably supported by the cover 21.
The seat belt 19 drawn out from the seat belt retractor 18 penetrates through the seat belt withdrawing hole 20 and further extends toward the floor through the hole 13a of the shoulder anchor 13 provided above.

In the first embodiment configured in this way, a vehicle without a rear pillar can be equipped with a three-point seat belt, and the mounting position of the frame body 11 or the pillars 14, It can be easily handled by changing the length of 15.

As a second embodiment, as shown in FIGS. 2 to 7,
The first embodiment differs from the first embodiment in that the mounting method of the columns 14 is changed. Here, the frame body 25 is formed in a shape in which a quadrangular pyramid is oriented horizontally, and one end surface 25a thereof is substantially perpendicular to the bottom side,
The base portion 14a of the column 14 is welded to the side end surface 25a so as to be attached from the outside. Side end surface 25 where the pillar 14 of the frame 25 is welded
At the position of the upper end surface 25c near the side end surface 25b on the opposite side to the
15 is inserted, and the pillar 15 is welded inside the frame 25. A box-shaped inter-column connecting member 26 is provided between the columns of the upper end surface 25c, and the columns 14 and 15 are welded to each other. A hole for allowing a seat belt (not shown) to pass through is provided at the upper end corner of the front side of the frame 25.
Drill 27. A flange 28 is provided on the outer peripheral portion of the end of the frame body 25 on the vehicle body side, and bolt holes 29 are formed at appropriate positions so that the frame body 25 can be detachably attached to the vehicle body side. Post 14 and post
The upper part of 15 is the same as in the first embodiment, the columns 14 are bent, the upper ends are gathered at one place, and the cover 21 is welded. Make it possible to install 13.

In the second embodiment configured as described above, the size of the frame body 25 can be reduced as compared with the first embodiment, the space required for mounting is reduced, and the restriction on the mounting location is reduced. The degree of freedom in design and manufacturing is increased.

As a third embodiment, as shown in FIG. 8, a portion in which the seat belt retractor 18 is stored is buried in the vehicle body 1 side. In this model, the front 30 of the frame 30
Cylindrical portions 30b and 30c into which the bases 14a and 15a of the columns 14 and 15 are inserted in a
And the seat belt withdrawing hole 31 is opened at an intermediate position between the tubular portion 30b and the tubular portion 30c. The belt storage portion 32 for storing the seat belt retractor 18 includes a tubular portion 30b of the frame body 30,
30c is projected to the surface opposite to the projected front surface 30a, and the frame body
When the 30 is assembled to the vehicle body 1, it does not enter the concave portion of the vehicle body 1 and does not project toward the vehicle compartment side from the front surface 30a of the frame body 30.

The belt 19 has its tip fixed with an anchor 33 on the lower side of the vehicle body,
A buckle (34) provided at the center position of the belt (19) is detachably engaged with a locking member (36) provided on an anchor (35) fixed to the center side of the lower part of the vehicle body.

In the third embodiment thus configured, the seat belt retractor 18 can be housed so as not to project toward the passenger compartment by utilizing the recessed portion of the body panel of the vehicle body 1, and the passenger compartment can be effectively used.

As a fourth embodiment, as shown in FIG. 9, the method of supporting the columns 14 and 15 is changed from that of the third embodiment. Here, the belt storage portion 39 is projected from the frame body 38 to the vehicle body 1 side, and the metal plate bracket 40 for supporting a plurality of columns is provided on the vehicle compartment side.
And the columns 14 and 15 shown in the second embodiment are welded to the tip of the bracket 40 made of sheet metal, and the frame body 31 is provided on the vehicle body 1 side.
The lower and lowermost sheet metal brackets 40 of the seat belt retractor 18 are removably assembled with bolts 41.

In the fourth embodiment configured in this way, it is not necessary to fix the bases of the columns 14 and 15 with a strong frame body, and the seat belt device as a whole can be made lighter.

As described above, in this embodiment, a vehicle without a rear pillar is
It can be equipped with a point type seat belt, and a three-point type seat belt can be used for a vehicle in which the rear body is covered with a hood cloth or for a rear seat occupant. The seat belt device can be easily put on and taken off, and the shoulder side anchor position can be easily changed by preparing several assemblies with different dimensions, and it is possible to easily cope with differences in seat position and body shape depending on the export destination. It can also be changed according to the seat shape. It has an independent device configuration that can be easily removed or replaced, and can be equipped with a cloth hood or FRP roof without interfering with this device, and for vehicles with a foldable hood, Prop 14,1 so that it does not interfere with the link of the top bone
5 can be replaced with an offset one, and it can be removed to make the luggage room wider when it is used as a luggage room in vehicles without rear seats, etc. It will be easier to handle.

(Effects of the Invention) As described above, according to the present invention, the base portion of the pillar to which the shoulder anchor through which the seat belt is inserted and the seat belt retractor are assembled in a single frame body, and the frame body can be detached from the vehicle body. Even if there is no part to attach the shoulder anchors such as the rear pillar to the vehicle, the three-point seat belt can be equipped. For this reason, a three-point seat belt can be used even in a vehicle in which the rear body is covered with a hood cloth, and a three-point seat belt can be used for passengers in the rear seats. In addition, the seat belt device can be attached and detached, and by preparing several types of assemblies with different dimensions, it is possible to easily respond to differences in seat position, body shape, or seat shape, and to respond to changes in specifications due to export destinations and others. It can be handled easily. Furthermore, for vehicles with folding hoods, the columns can be replaced with offset ones so that they do not interfere with the link of the hood, and when used as a luggage compartment in cars without rear seats The seat belt device can be removed to allow wide use of the luggage compartment.

[Brief description of drawings]

1 is a perspective explanatory view showing a first embodiment of a seat belt device according to the present invention, FIG. 2 is a front view showing a second embodiment of a seat belt device according to the present invention, and FIG. 3 is a seat belt according to the present invention. FIG. 4 is a side view showing a second embodiment of the device, FIG. 4 is a sectional view taken along line IV-IV of FIG. 3, and FIG. 5 is a front view showing a frame body of a seat belt device according to a second embodiment of the present invention. 6 is a sectional view taken along the line IV-IV in FIG. 5, FIG. 7 is a partially enlarged perspective view showing the periphery of the frame body in the second embodiment of the seat belt device according to the present invention, and FIG. 8 is the present invention. FIG. 9 is a perspective view showing a seat belt device according to a third embodiment of the present invention, FIG. 9 is a longitudinal sectional view showing a seat belt device according to a fourth embodiment of the present invention, and FIG. Explanatory drawing which shows the bridging of a seat belt. 1 …… Car body, 11,25,30,38 …… Frame body 13 …… Shoulder anchor, 14,15 …… Posts 14a, 15a …… Base part, 18 …… Seat belt retractor 19 …… Seat belt

Claims (1)

[Claims] 1. A seat characterized in that a base portion of a strut having a shoulder anchor through which a seat belt is inserted and a seat belt retractor are assembled into a single frame body, and the frame body is detachably attached to a vehicle body. Belt device.